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Keep the next deadline in sight.

IFTA returns are normally due the last day of the month after each quarter. Weekend deadlines move to the next business day.

Tax year

Quarter	Travel period	Due date
Q1	January – March	Apr 30, 2026
Q2	April – June	Jul 31, 2026
Q3	July – September	Nov 2, 2026Moved from Oct 31, 2026 (weekend or holiday)
Q4	October – December	Feb 1, 2027Moved from Jan 31, 2027 (weekend or holiday)

Check local holidays before you file.

These dates adjust for weekends and common holidays, but not jurisdiction-specific ones. Your base state or province confirms the final deadline. You may still need to file a return when there was no activity.